| Who knows? / Ball ; [Dunbar]. | Craig Campbell, tenor. | Pathé. |
| Who knows? / Paul Lawrence Dunbar ; Ernest R. Ball. | John McCormack, tenor with orch. | |
| It's allus de same in Dixie / Cook ; [Grant, lyrics?] ; [Dunbar, lyrics]. | Billy Murray and Haydn Quartet with orchestra accompaniment. | Berliner. |
| Who knows? / Paul Lawrence [sic] Dunbar ; Ernest R. Ball. | John McCormack, tenor, with orchestra ; [Francis Lapitino, harp]. | |